BYZANTINE EMPIRE.Isaac II Angelus AD 1185-1195.Billon Trachy.3.75g.Mint of Constantinople.Virgin enthroned holding a medallion of The Christ-child.Reverse.Emperorstanding, facing, holding long sceptre surmounted by a cross in righthand and mappa in left, hand of God in uppe right field.Ref:Sear 2003.Good very fine, striking weakness.